She is prim and proper, and always says what’s on her mind.

He later becomes the agent of the estate, with the family’s blessing.

Henry Talbot (Matthew Goode) wed Lady Mary in season 6.

DA644422

Nick Briggs/Masterpiece Theater

Mary and Henry are pregnant by the finalChristmas specialthat wrapped up the series.

His title elevates Lady Edith to a higher position than that of her relentless sister Mary.

Carson has a close and special bond with the oldest daughter Mary.

DOWNTON ABBEY

Jaap Buitendijk/Focus Features

Carson married head housekeeper Elsie Hughes (Phyllis Logan) during season 6.

Barrow caused loads of trouble throughout his time working at the estate as both a valet and footman.

Barrow also had a complicated personal life, challenged as a gay man during the post-Edwardian era.

DOWNTON ABBEY

Jaap Buitendijk/Focus Features

He attended gay conversion therapy treatment in London and also attempted to take his own life during the series.

Not many people downstairs were fond of Bates at first because he used a cane to walk.

Thanks to her employer’s generosity, Anna and Bates welcomed a baby boy by series' end.

DOWNTON ABBEY

Jaap Buitendijk/Focus Features

Mrs. Patmore (Lesley Nicol) runs the kitchen and clashes often with Mrs. Hughes.

Daisy is a widow who wasn’t very lucky in love.

She does find a mate in second footman Andy Parker (Michael Fox).

Downton Abbeyopens Friday, Sept. 20.